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    Healthy female vascular system, computer illustration — Stock Photo
    Healthy female vascular system, computer illustration
    Male doctor checking blood pressure of senior patient in doctors office — Stock Photo
    Male doctor checking blood pressure of senior patient in doctors office
    Plasmodium vivax protozoa and red blood cells, digital illustration. — Stock Photo
    Plasmodium vivax protozoa and red blood cells, digital illustration.
    Plasmodium ovale protozoan parasites and red blood cell in flow, computer illustration. — Stock Photo
    Plasmodium ovale protozoan parasites and red blood cell in flow, computer illustration.
    Female anatomy showing vascular system, digital illustration. — Stock Photo
    Female anatomy showing vascular system, digital illustration.
    Healthy cardiovascular system — Stock Photo
    Healthy cardiovascular system
    Human silhouette showing heart with blood vessels and bronchial tree on white background. — Stock Photo
    Human silhouette showing heart with blood vessels and bronchial tree on white background.
    Cropped view of male doctor holding sphygmomanometer in hand. — Stock Photo
    Cropped view of male doctor holding sphygmomanometer in hand.
    Female abdominal blood vessels, computer illustration. — Stock Photo
    Female abdominal blood vessels, computer illustration.
    Plasma cell, computer illustration. Plasma cells, which are found in the blood and lymph, are mature B lymphocytes (white blood cells) that produce and secrete antibodies during an immune response. — Stock Photo
    Plasma cell, computer illustration. Plasma cells, which are found in the blood and lymph, are mature B lymphocytes (white blood cells) that produce and secrete antibodies during an immune response.
    From above of relaxed young female in protective mask with smartphone sitting in medical chair during blood donation in modern hospital — Stock Photo
    From above of relaxed young female in protective mask with smartphone sitting in medical chair during blood donation in modern hospital
    Female anatomy showing cardiovascular system on white background. — Stock Photo
    Female anatomy showing cardiovascular system on white background.
    Front view of thoughtful mixed-race female patient lying in bed while pulse oximetry measures oxygen saturation in the blood in ward at hospital. — Stock Photo
    Front view of thoughtful mixed-race female patient lying in bed while pulse oximetry measures oxygen saturation in the blood in ward at hospital.
    Medical illustration of blocked artery disorder. — Stock Photo
    Medical illustration of blocked artery disorder.
    Tick on human skin, computer illustration. — Stock Photo
    Tick on human skin, computer illustration.
    Head louse on white background, digital illustration. — Stock Photo
    Head louse on white background, digital illustration.
    Abstract blood vessel with white and red blood cells, digital illustration. — Stock Photo
    Abstract blood vessel with white and red blood cells, digital illustration.
    Realistic human heart model on black background, computer illustration. — Stock Photo
    Realistic human heart model on black background, computer illustration.
    Entangled red blood vessels, digital illustration. — Stock Photo
    Entangled red blood vessels, digital illustration.
    Red blood cells, computer illustration — Stock Photo
    Red blood cells, computer illustration
    Grtzwurst blood sausages — Stock Photo
    Grtzwurst blood sausages
    Astrocyte brain glial cell connecting neuronal cells to blood vessel, digital illustration. — Stock Photo
    Astrocyte brain glial cell connecting neuronal cells to blood vessel, digital illustration.
    Scientists preparing blood sample for analysis under light microscope. — Stock Photo
    Scientists preparing blood sample for analysis under light microscope.
    Male upper body anatomy and internal organs, computer illustration. — Stock Photo
    Male upper body anatomy and internal organs, computer illustration.
    Blood Orange Slice on a White Background — Stock Photo
    Blood Orange Slice on a White Background
    Whole and half blood oranges — Stock Photo
    Whole and half blood oranges
    Mid section of doctor checking blood pressure of pregnant woman in hospital — Stock Photo
    Mid section of doctor checking blood pressure of pregnant woman in hospital
    Bacterial blood infection, digital illustration. — Stock Photo
    Bacterial blood infection, digital illustration.
    Vascular system in normal female body, digital illustration — Stock Photo
    Vascular system in normal female body, digital illustration
    Red blood cells on white background, digital illustration. — Stock Photo
    Red blood cells on white background, digital illustration.
    Cat flea head — Stock Photo
    Cat flea head
    Red blood cells, digital illustration. — Stock Photo
    Red blood cells, digital illustration.
    Human red blood cells — Stock Photo
    Human red blood cells
    Male head and neck anatomy and blood vessels, computer illustration. — Stock Photo
    Male head and neck anatomy and blood vessels, computer illustration.
    Female upper body anatomy and internal organs, computer illustration. — Stock Photo
    Female upper body anatomy and internal organs, computer illustration.
    Woman doing finger prick test. — Stock Photo
    Woman doing finger prick test.
    Digital illustration of hypochromic and microcytic red blood cells while iron deficiency anaemia. — Stock Photo
    Digital illustration of hypochromic and microcytic red blood cells while iron deficiency anaemia.
    Vascular system of female upper body, computer illustration. — Stock Photo
    Vascular system of female upper body, computer illustration.
    Senior man checking his blood sugar with glucometer at home — Stock Photo
    Senior man checking his blood sugar with glucometer at home
    Blue single-use mask for virus protection on yellow background — Stock Photo
    Blue single-use mask for virus protection on yellow background
    Measuring oxygen levels in blood with pulse oximeter. — Stock Photo
    Measuring oxygen levels in blood with pulse oximeter.
    Low angle view of anatomical model showing female anatomy and internal organs, computer illustration. — Stock Photo
    Low angle view of anatomical model showing female anatomy and internal organs, computer illustration.
    Brain anatomy showing blood supply system — Stock Photo
    Brain anatomy showing blood supply system
    Mucosa of the trachea — Stock Photo
    Mucosa of the trachea
    Senior man using digital tablet while donating blood in blood bank — Stock Photo
    Senior man using digital tablet while donating blood in blood bank
    Tick on human skin, computer illustration. — Stock Photo
    Tick on human skin, computer illustration.
    Human heart model on blue background, computer illustration. — Stock Photo
    Human heart model on blue background, computer illustration.
    Mid section of laboratory technicians holding tags in blood bank — Stock Photo
    Mid section of laboratory technicians holding tags in blood bank
    Human body model showing male anatomy and blood vessels, digital illustration. — Stock Photo
    Human body model showing male anatomy and blood vessels, digital illustration.
    Pyoderma skin disease — Stock Photo
    Pyoderma skin disease
    Chest, neck and head arteries — Stock Photo
    Chest, neck and head arteries
    Illustration of schistosoma blood fluke flatworm on black background. — Stock Photo
    Illustration of schistosoma blood fluke flatworm on black background.
    Ebola virus particle in blood stream, digital illustration. — Stock Photo
    Ebola virus particle in blood stream, digital illustration.
    Human nerve structure in cross section, digital illustration. — Stock Photo
    Human nerve structure in cross section, digital illustration.
    Paramedics examining injured girl on street — Stock Photo
    Paramedics examining injured girl on street
    Structure of dog vascular system with colorful blood vessels in transparent body, cropped, computer illustration. — Stock Photo
    Structure of dog vascular system with colorful blood vessels in transparent body, cropped, computer illustration.
    Crop female medical specialist in latex gloves performing injection with syringe to anonymous patient during procedure of blood transfusion in hospital — Stock Photo
    Crop female medical specialist in latex gloves performing injection with syringe to anonymous patient during procedure of blood transfusion in hospital
    Red blood cells in bloodstream — Stock Photo
    Red blood cells in bloodstream
    Activated platelets in blood vessel — Stock Photo
    Activated platelets in blood vessel
    Male pelvis anatomy, digital illustration. — Stock Photo
    Male pelvis anatomy, digital illustration.